A 79-GHz Radar Sensor in LTCC Technology Using Grid Array Antennas

被引:66
作者
Bauer, Frank [1 ]
Wang, Xin [2 ]
Menzel, Wolfgang [1 ]
Stelzer, Andreas [2 ]
机构
[1] Univ Ulm, Inst Microwave Tech, D-89069 Ulm, Germany
[2] Johannes Kepler Univ Linz, Inst Commun Engn & RF Syst, A-4040 Linz, Austria
关键词
Frequency modulated continuous wave (FMCW); laminated waveguide (LWG); low-temperature co-fired ceramic (LTCC); microstrip antenna arrays; millimeter-wave radar;
D O I
10.1109/TMTT.2013.2260766
中图分类号
TM [电工技术]; TN [电子技术、通信技术];
学科分类号
0808 ; 0809 ;
摘要
Concept, design, and measurement results of a frequency-modulated continuous-wave radar sensor in low-temperature co-fired ceramics (LTCC) technology is presented in this paper. The sensor operates in the frequency band between 77-81 GHz. As a key component of the system, wideband microstrip grid array antennas with a broadside beam are presented and discussed. The combination with a highly integrated feeding network and a four-channel transceiver chip based on SiGe technology results in a very compact LTCC RF frontend (23 mm x 23 mm). To verify the feasibility of the concept, first radar measurement results are presented.
引用
收藏
页码:2514 / 2521
页数:8
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